Home / 150,233.24-207,331.80-86,575.10

Finding the Fourth Proportional to 150,233.24, 207,331.80 and 86,575.10

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Solution

The fourth proportional to 150,233.24, 207,331.80 and 86,575.10 is: 119,479.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,233.24 : 207,331.80 = 86,575.10 : x
  2. Step 2: Convert to fraction form
    150,233.24/207,331.80 = 86,575.10/x
  3. Step 3: Cross multiply
    150,233.24x = 207,331.80 × 86,575.10
  4. Step 4: Simplify right side
    150,233.24x = 17,949,771,318.18
  5. Step 5: Solve for x
    x = 17,949,771,318.18/150,233.24
  6. Step 6: Final answer
    x = 119,479.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.